Ready to start streaming21 Days Theory on any screen you like? 21 Days Theory is currently available to stream via subscription, rental, or purchase on in the US.
Here are a few key details about the YouTube series. Originally premiering August 7th, 2022, "21 Days Theory" stars Patsapon Jansuppakitkun, Khunakorn Sunantham, Prat Itthichaicharoen, Jirayu Sahguansin. The show spans 1 season(s) and currently holds a 71/100 rating on TMDb, which was calculated from reviews from 7 verified users.
Looking for a quick plot summary? Here’s the plot: "A playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days."
